{"source":"kalshi","id":"KXINXDUD-26AUG03H1600","ticker":"KXINXDUD-26AUG03H1600","slug":"KXINXDUD-26AUG03H1600","title":"S&P 500 Daily Up/Down","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-08-01T00:00:00Z","end_date":"2026-08-10T23:00:00Z","closed_time":null,"volume":1774.63,"volume_24hr":1774.63,"volume_24h_change":null,"normalized_vol_24hr":19.617168426513672,"normalized_volume":15.112664222717285,"liquidity":null,"open_interest":1372.45,"categories":["Finance"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Above 7489.72","top_outcome_probability":0.43,"top_outcome_prob_24h_change":-0.07,"top_outcome_volume_24h_change":1698.63,"updated_at":"2026-08-01T08:34:17.437447Z","fetched_at":"2026-08-01T08:34:17.437447Z","added_at":"2026-08-01T00:13:00.628277Z","url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26aug03h1600","chart_24h":[76.0,268.5,327.12,1129.56,1129.56,1370.18,1529.83,1695.83,1774.63],"markets":[{"source":"kalshi","id":"KXINXDUD-26AUG03H1600-T7489.72","event_id":"KXINXDUD-26AUG03H1600","slug":"KXINXDUD-26AUG03H1600-T7489.72","question":"Will the S&P 500 be above 7489.72 on Aug 3, 2026 at 4pm EDT?","group_item_title":"Above 7489.72","description":"If the end-of-day price of the S&P 500 on August 03, 2026 is above 7489.72, then the market resolves to Yes.\n\n---\n\nThe target value is the end-of-day/closing price of the prior week's close.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.43,0.5700000000000001],"probability":0.43,"spread":0.030000000000000027,"active":true,"closed":false,"start_date":"2026-08-01T00:00:00Z","end_date":"2026-08-10T23:00:00Z","closed_time":"2026-08-03T20:00:00Z","volume":1774.63,"volume_24hr":1774.63,"prob_24h_change":-0.07,"volume_24h_change":1698.63,"normalized_vol_24hr":21.896486282348633,"normalized_volume":17.42626953125,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-08-01T08:37:00.219353Z","fetched_at":"2026-08-01T08:34:17.528400Z","added_at":"2026-08-01T00:13:01.198352Z","url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26aug03h1600","event_title":"S&P 500 Daily Up/Down","chart_24h":[0.5,0.51,0.51,0.51,0.45,0.44,0.37,0.37,0.37,0.39,0.39,0.43]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXINXDUD-26AUG03H1600","as_of":"2026-08-01T08:40:31.459246Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"S&P 500 Daily Up/Down\" — top market at 43% probability across 1 outcome","source_url":null}}